In the world of pilot testing, rotary evaporators stand as essential pillars, especially in industries like food, pharmaceuticals, chemicals, and biopharmaceuticals. These advanced and versatile machines revolutionize processes such as concentration, crystallization, drying, separation, and solvent recovery, delivering unmatched efficiency and precision. Featuring large-capacity and wide-caliber rotary evaporation bottles, these devices are masterfully designed to nestle within a water bath, ensuring optimal evaporation as the bottles gracefully rotate. When combined with an array of complementary equipment-circulating water multi-purpose vacuum pumps, diaphragm vacuum pumps, low-temperature circulation (vacuum) pumps, circulating coolers, constant temperature circulators, and low-temperature coolant circulation pumps-these systems transform into a powerhouse of functionality. The operational principle is both elegantly simple and remarkably effective: within a vacuum, constant temperature heating ensures the rotary bottles maintain a steady spin, forming a vast material film along the bottle walls, thereby optimizing evaporation. The vaporized solvents are then expertly cooled by a top-tier glass condenser before being collected, thereby turbocharging evaporation efficiency. This apparatus is the ideal choice for concentrating and purifying sensitive biological products, expertly preventing decomposition and denaturation even at elevated temperatures.
Technical Parameters
Product Model |
RE-1020 |
Ambient Temperature Requirements |
5~35 |
Working Power Supply(V/Hz) |
Three-phase 220/380/50/60 |
Host Speed(rpm) |
20~120 |
Rotating Electric Machines(w) |
Brushless 250 |
Temperature Control |
Digital display control, normal temperature~99 |
Vacuum Degree |
399.9(Below 3mmHg) |
Spin Bottle(L) |
20 |
Recycling Bottles(L) |
10 |
Evaporation Capacity(L/h) |
Water ≥ 5, alcohol ≥ 11 |
Water Bath Material |
Stainless Steel |
Lifting Function |
Electric Lift |
Lifting Stroke(mm) |
0~190 |
Machine Power(kw) |
4.0 |
Features
1. Dual rotary seal made from Teflon (PTFE) and fluororubber, enhancing both performance and longevity.
2. Precision temperature control system, ensuring supreme reliability and accuracy.
3. Continuous collection mechanism that maintains system vacuum and distillation seamlessly.
4. Corrosion-resistant discharge valve crafted from PTFE, guaranteeing pristine, pollution-free operations.
5. Available in both standard and explosion-proof variants, catering to a wide array of experimental needs.
Product Details



Certifications
Packaging & Shipping

Company Profile
Shanghai Kexing Instruments Co., Ltd.
Shanghai Kexing Instruments Co., Ltd was established in 2007 and is located on Rongxing Road, Songjiang District, Shanghai. We are a professional manufacturer engaged in the R&D, production and sales of laboratory equipment. Since we establishment, the company has always focused on the manufacture of laboratory instruments. Our main products include glass reactors, rotary evaporators, high and low temperature circulators, circulating water vacuum pumps, stirrers, distillation equipment and other experimental instruments, which are widely used in colleges and universities, scientific research institutes, pharmaceutical companies and chemical industries.
With more than ten years of industry experience, Kexing has established a complete quality management system and a professional R&D team, with strong technical force, complete production equipment and stable product quality. We not only provide standardized products, but also provide personalized customization services according to customer needs.

FAQ
1. What is your product range?
Rotary evaporator, glass reactor, agitator, heating and cooling cycle machine, low temperature coolant circulation pump, low temperature constant temperature reaction bath, circulating water vacuum pump and other equipment suitable for experiment, pilot test and production.
2. Are you a trading company or manufacturer?
We are a professional laboratory equipment manufacturer with our own factory.
3. What is the minimum order quantity?
There is no limit on the minimum order quantity.
4. Do you provide warranty?
Yes, we provide 1 year warranty.
5. How long is your delivery time?
If it is in stock, it is usually shipped within 7 working days after receiving payment. If it is not in stock, it takes 15 working days, depending on the order quantity.
6. Do you provide samples? Is the sample free?
Yes, we can provide samples. But considering the value of our products, the sample is not free, but we will provide the best price including shipping.